@book{Kettern1992,
  author    = {Kettern, J{\"u}rgen},
  title     = {Abwassertechnik in Forschung und Praxis : Vortr{\"a}ge anl{\"a}sslich der Jubil{\"a}umsveranstaltung "20 Jahre Oswald-Schulze-Stiftung" / Red. Bearb.: J. T. Kettern},
  publisher = {Oswald-Schulze-Stiftung},
  address   = {Gladbach},
  pages     = {219 S : Ill., graph. Darst},
  year      = {1992},
  language  = {de}
}
@book{Kettern1993,
  author    = {Kettern, J{\"u}rgen},
  title     = {Mechanical and biological treatment of waste after separate collection / R. Damiecki; J.T. Kettern. Italian Ministry of Enviroment},
  publisher = {Eigenverlag},
  address   = {Caglieri},
  pages     = {16 S.},
  year      = {1993},
  language  = {en}
}
@book{KernWettingfeld2014,
  author    = {Kern, Alexander and Wettingfeld, J{\"u}rgen},
  title     = {Blitzschutzsysteme 1 : allgemeine Grunds{\"a}tze, Risikomanagement, Schutz von baulichen Anlagen und Personen ; Erl{\"a}uterungen zu den Normen DIN EN 62305-1 (VDE 0185-305-1):2011-10, DIN EN 62305-2 (VDE 0185-305-2):2013-02, DIN EN 62305-3 (VDE 0185-305-3):2011-10. (VDE-Schriftenreihe Normen verst{\"a}ndlich ; 44)},
  publisher = {VDE-Verl.},
  address   = {Berlin [u.a.]},
  isbn      = {978-3-8007-3511-2},
  pages     = {308 S.},
  year      = {2014},
  language  = {de}
}
@book{KernWettingfeld2015,
  author    = {Kern, Alexander and Wettingfeld, J{\"u}rgen},
  title     = {Blitzschutzsysteme 2 : Schutz f{\"u}r besondere bauliche Anlagen ; Schutz f{\"u}r elektrische und elektronische Systeme in baulichen Anlagen ; Erl{\"a}uterungen zu den Normen DIN EN 62305-3 (VDE 0185-305-3):2011-10, DIN EN 62305-4 (VDE 0185-305-4):2011-10. (VDE-Schriftenreihe Normen verst{\"a}ndlich ; 160)},
  publisher = {VDE-Verl.},
  address   = {Berlin [u.a.]},
  isbn      = {978-3-8007-3653-9},
  pages     = {247 S.},
  year      = {2015},
  language  = {de}
}
@book{Kern2004,
  author    = {Kern, Alexander},
  title     = {Blitz- und {\"U}berspannungsschutz f{\"u}r Anlagen der regenerativen Energietechnik},
  publisher = {Fachhochschule Aachen, Abt. J{\"u}lich},
  address   = {Aachen},
  year      = {2004},
  language  = {de}
}
@book{Kern1990,
  author    = {Kern, Alexander},
  title     = {Theoretische und experimentelle Untersuchung der Erw{\"a}rmung von Metallblechen bei Blitzeinschlag},
  publisher = {Univ. der Bundeswehr},
  address   = {M{\"u}nchen},
  pages     = {219 S. : Ill., graph. Darst.},
  year      = {1990},
  language  = {de}
}
@book{KarzelMatcha2008,
  author    = {Karzel, R{\"u}diger and Matcha, Heike},
  title     = {expo15 - experimental parametric object},
  publisher = {Eigenverlag TUD},
  address   = {Darmstadt},
  pages     = {50 Seiten},
  year      = {2008},
  language  = {de}
}
@book{KapplerSchueller1981,
  author    = {Kappler, Heinz and Schu{\"e}ller, Gerhart I.},
  title     = {Zuverl{\"a}ssigkeitsorientierte Bemessung von Meeresplattformen / G. I. Schueller},
  publisher = {Technische Universit{\"a}t, LKI},
  address   = {M{\"u}nchen},
  pages     = {71 S.},
  year      = {1981},
  language  = {de}
}
@book{Kappler1980,
  author    = {Kappler, Heinz},
  title     = {Beitrag zur Zuverl{\"a}ssigkeitstheorie von Tragwerken unter Ber{\"u}cksichtigung nichtlinearen Verhaltens},
  pages     = {69 Bl. : graph. Darst.},
  year      = {1980},
  language  = {de}
}
@book{KaminskyKallweitWeberetal.2006,
  author    = {Kaminsky, Radoslav and Kallweit, Stephan and Weber, Hans-Joachim and Simons, Antoine and Verdonck, Pascal},
  title     = {Stereo high speed PIV measurements behind two different artificial heart valves},
  pages     = {9 S. : Ill., graph. Darst.},
  year      = {2006},
  language  = {en}
}